144 



ZnOLOdY 



There remain to l^e considered a number of orders of the 

 higher Crustacea (Mal'acostraca) other than decapods. The 



mantis shrimp (Sto- 

 map'oda) is so called 

 Ijecause of a certain 

 resemblance to the 

 mantis insect (Fig. 

 143). This animal is 

 found on our east 

 coast, where it bur- 

 rows in the sand. It 

 is a little lonoer than 

 a crayfish. Being hard to catch, it is not much u.sed as 



Fig. 141. — Gelnsimu.i pugnox. Nat. size. 

 Fronto-dorsal view. Photo, by W. II. C. P. 



Fig. 142. — Ficldlor-crabs and their burrows. The method of exposing the 

 large claw at the opening of the burrow is shown. 



